Home / 45,573.40-68,384.10-23,386.78

Finding the Fourth Proportional to 45,573.40, 68,384.10 and 23,386.78

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Solution

The fourth proportional to 45,573.40, 68,384.10 and 23,386.78 is: 35,092.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,573.40 : 68,384.10 = 23,386.78 : x
  2. Step 2: Convert to fraction form
    45,573.40/68,384.10 = 23,386.78/x
  3. Step 3: Cross multiply
    45,573.40x = 68,384.10 × 23,386.78
  4. Step 4: Simplify right side
    45,573.40x = 1,599,283,838.12
  5. Step 5: Solve for x
    x = 1,599,283,838.12/45,573.40
  6. Step 6: Final answer
    x = 35,092.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.